Finding the Fourth Proportional to 105,611,933,138.42, 158,483,060,019.58 and 48,941,233,079.28

Step by Step Solution

1. Step 1: Write the proportion equation
   105,611,933,138.42 : 158,483,060,019.58 = 48,941,233,079.28 : x
2. Step 2: Convert to fraction form
   105,611,933,138.42/158,483,060,019.58 = 48,941,233,079.28/x
3. Step 3: Cross multiply
   105,611,933,138.42x = 158,483,060,019.58 × 48,941,233,079.28
4. Step 4: Simplify right side
   105,611,933,138.42x = 7,756,356,379,535,785,066,496
5. Step 5: Solve for x
   x = 7,756,356,379,535,785,066,496/105,611,933,138.42
6. Step 6: Final answer
   x = 73,442,045,316.70